GRB 080411: GROND detection of optical afterglow candidate. Kruehler, T. ; Kupcu Yoldas, A. ; Greiner, J. ; Clemens, C. ; Yoldas, A. ; Szokoly, G. Abstract Publication: GRB Coordinates Network Pub Date: 2008 Bibcode: 2008GCN..7586....1K